﻿function ToggleDisplay(oButton, oItems) {
     if (oItems.style.display == "none") {
          oItems.style.display = "block";
          oButton.src = "images/minus.gif";
     }     else {
          oItems.style.display = "none";
          oButton.src = "images/plus.gif";
     }

     return false;
}